half life meaning in Chinese
半裹期
半减期
半寿期
半衰期, 半存留期
半衰期：化学物在体内或环境中的浓度衰减一半所需要的时间。
半条命
半衷期
Examples
the half life of the uncharged pion is 6×s. 中性兀介子的半衰期为6秒。 - He has been lucky all his life and has never had to find out how the other half lives .
他享了一辈子的福，从来不知道穷人生活的滋味。 - I always wanted to see how the other half lives
我总想知道另一半人是怎么生活的 - Half the world knows not how the other half lives
世界上有一半的人不知道另一半人如何生活。 - Come to see how the other half lives
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